Home / 912,180.22-1,368,437.06-304,911.07

Finding the Fourth Proportional to 912,180.22, 1,368,437.06 and 304,911.07

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Solution

The fourth proportional to 912,180.22, 1,368,437.06 and 304,911.07 is: 457,422.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,180.22 : 1,368,437.06 = 304,911.07 : x
  2. Step 2: Convert to fraction form
    912,180.22/1,368,437.06 = 304,911.07/x
  3. Step 3: Cross multiply
    912,180.22x = 1,368,437.06 × 304,911.07
  4. Step 4: Simplify right side
    912,180.22x = 417,251,605,533.44
  5. Step 5: Solve for x
    x = 417,251,605,533.44/912,180.22
  6. Step 6: Final answer
    x = 457,422.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.